Goodwill and Other Intangible Assets (Details1) (USD $) In Thousands	Jul. 31, 2011	Oct. 31, 2010
Summary of carrying amount of net intangible assets by class
Gross Intangible Assets	$ 315,744	$ 231,700
Accumulated Amortization	74,301	58,461
Net Intangible Assets	241,443	173,239
Trademark and Patents [Member]
Summary of carrying amount of net intangible assets by class
Gross Intangible Assets	54,422	42,878
Accumulated Amortization	20,912	17,184
Net Intangible Assets	33,510	25,694
Non-compete Agreements [Member]
Summary of carrying amount of net intangible assets by class
Gross Intangible Assets	27,055	20,456
Accumulated Amortization	8,822	7,774
Net Intangible Assets	18,233	12,682
Customer Relationships [Member]
Summary of carrying amount of net intangible assets by class
Gross Intangible Assets	212,393	153,131
Accumulated Amortization	35,365	27,091
Net Intangible Assets	177,028	126,040
Other [Member]
Summary of carrying amount of net intangible assets by class
Gross Intangible Assets	21,874	15,235
Accumulated Amortization	9,202	6,412
Net Intangible Assets	$ 12,672	$ 8,823